<?php

/**
 * UserIdentity represents the data needed to identity a user.
 * It contains the authentication method that checks if the provided
 * data can identity the user.
 */
class UserIdentity extends CUserIdentity
{
	private $_id;
	/**
	 * Authenticates a user.
	 * The example implementation makes sure if the username and password
	 * are both 'demo'.
	 * In practical applications, this should be changed to authenticate
	 * against some persistent user identity storage (e.g. database).
	 * @return boolean whether authentication succeeds.
	 */
	public function authenticate()
	{
		/*$users=array(
			// username => password
			'demo'=>'demo',
			'admin'=>'admin',
		);*/
		$record=User::model()->findByAttributes(array('username'=>$this->username));
		if(!isset($record->username))
			$this->errorCode=self::ERROR_USERNAME_INVALID;
		else if($record->password!==md5($this->password))
			$this->errorCode=self::ERROR_PASSWORD_INVALID;
		else{
			$this->_id=$record->id;
			Yii::app()->user->setState('name',$record->employee_name);
			$this->errorCode=self::ERROR_NONE;

			if($record->level=='admin'||$record->level=='buyer'){
				 Yii::app()->session['adminUser'] = "admin";
				 Yii::app()->user->setState('isAdminUser',true);
			}else{
				 Yii::app()->user->setState('isAdminUser',false);
			}

			$this->setSession($record);

		}
		
		
		return !$this->errorCode;
		
	}

	private function setSession($record){
		$user_detail=array(
				"id"=>$record->id,
				"fullname"=>$record->employee_name,
				"level"=>$record->level
		);

		Yii::app()->session['id'] = $record->id;
		Yii::app()->session['fullname'] = $record->employee_name;
		Yii::app()->session['user_detail'] = $user_detail;


		$counter=Yii::app()->session['counter'];
		$sum=0;
		$counter['flag']=true;
		Yii::app()->session['counter']=array('flag'=>$counter['flag'],'userLogin'=>$sum);
	}
	
	public function getId()
	{
	return $this->_id;
	}
}